The Gigabyte GA-EP45C-UD3R is an ATX format motherboard that supports Intel LGA 775 CPUs.

Where to buy

Seller Price Seller Rating
Show more


The Gigabyte GA-EP45C-UD3R is an ATX format motherboard that supports Intel LGA 775 CPUs. While the specific processor support set resembles that of the Gigabyte GA-EP45-UD3L, the overall design of the motherboard is almost identical to the Gigabyte GA-EP45-UD3R. The unique feature of this motherboard is support for 2 DDR3 DIMMs that can hold up to 4GB of memory, in addition to the 4 DDR2 DIMMs that can still have up to 16GB. Otherwise the board features are the same, with high definition audio built-in, a 10/100/1000 Ethernet connection, and 6 SATA drive connectors that can be set in a number of RAID configurations. There is a single PCI-E x16 slot for a video card, and a number of other standard slots for further expansion. FireWire is also supported.

  • ATX Form Factor; 30.5cm x 24.4cm
  • Intel LGA 775 CPU slot, supports Intel Core 2 Extreme, Intel Core 2 Quad, Intel Core 2 Duo, Intel Pentium Dual-Core, Intel Celeron
  • Front Side Bus: 1600/1333/1066/800 MHz
  • North Bridge: Intel P45 Express Chipset
  • South Bridge: Intel ICH10R
  • 2 x DDR3 DIMM sockets, up to 4 GB
  • Dual channel memory architecture
  • Support for DDR3 2000+/1600/1333/1066/800 MHz memory modules
  • 4 x DDR2 DIMM sockets, up to 16 GB
  • Dual channel memory architecture
  • Support for DDR2 1333+/1066/800/667 MHz memory modules
  • Built-in Audio: Realtek ALC889A, High Definition Audio, 2/4/5.1/7.1-channel
  • Support for S/PDIF In/Out, CD In
  • 10/100/1000 Ethernet, Realtek 8111C chip
  • 1 x PCI Express x16, 3 x PCI Express x1, 3 x PCI slots
  • 6x SATA 3Gb/s connectors
  • Support for SATA RAID 0, 1, 5, and 10
  • 1 x IDE connector
  • 1 x floppy disk drive connector
  • Up to 3 IEEE 1394a (FireWire) ports
  • Up to 12 USB 2.0/1.1 ports
  • PS/2 mouse port, PS/2 keyboard/mouse port, optical S/PDIF Out connector, coaxial S/PDIF Out connector, 8 x USB 2.0/1.1 ports, 2 x IEEE 1394a ports, RJ-45 ports, 6 x audio jacks (Center/Subwoofer Speaker Out/Rear Speaker Out/Side Speaker Out/Line
  • Support for Microsoft Windows Vista/ XP
About Us